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Old 17th Mar 2019, 10:31 pm   #16
Silicon
Nonode
 
Join Date: Jun 2007
Location: Coulsdon, London, UK.
Posts: 2,171
Default Re: U12 Rectifier - purple flash

When I picked up a valve radio, the previous owner said that they used to tap the bakelite case to get it to work when they used it many years ago.

A gentle squeeze with a radio pliers on one of the contacts of the rectifier valve holder solved that problem.
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